Subnetid
Subnet ID, short for subnet identifier, is the portion of an IP address that identifies a subnetwork within a larger network. It is defined by the subnet mask in IPv4 or by the prefix length in IPv6. The Subnet ID represents the network address of the subnet and is used by routers to determine which subnet a packet should be routed to. In many contexts it is also called the network address.
In IPv4, the Subnet ID is obtained by performing a bitwise AND between the IP address and
In IPv6, the Subnet ID serves a similar role but within a different addressing scheme. Subnets are
Overall, the Subnet ID is the portion of an IP address that designates the specific subnetwork, enabling